/Engine/Plugins/Interchange/Runtime/Source/FactoryNodes/Public/InterchangeAnimSequenceFactoryNode.h
Note - If value is true, do not import if it doesn't have any value other than zero. This is to avoid adding extra curves to evaluate.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="Interchange | Node | AnimSequence") bool SetCustomDoNotImportCurveWithZero ( const bool & AttributeValue )